Scientific Name
Onuxodon parvibrachium  
Onuxodon parvibrachium短臂鈎隱魚
by: ©South African Institute of Aquatic Biodiversity (SAIAB)
Author (Fowler, 1927) Depth 0 - 30M
Chinese 短臂鈎隱魚 Poisonous Fish No 
Family_Chinese 隱魚科 Economic Fish No 
Family F221 Carapidae Edible Fish No  Chinese In Mainland China 短臂鈎潛魚 
Max Length 10 cm  Aquarium Fish No  Common Name 牡蠣隱魚、隱魚 
Distribution in World India Ocean to Pacific Ocean   Distribution in Taiwan South 
Habitats Coral、Coastal  Holotype Locality In clam shell, Suva Bay [Viti Levu, Fiji, South Pacific] 
Synonyms Carapus parvibrachium, Carapus reedi, Onuxodon parvibranchium   
Reference 臺灣魚類誌(沈等, 1993);Fishes of Japan(Nakabo, 2002)  Fowler, H. W. 1927 Tyler, J.C. 1970 沈世傑 編 Shih-Chieh Shen ed. 1993 Nielsen, J. G., D. M. Cohen, D. F. Markle etc. 1999 Nakabo T. 2002 Nakabo T. 2002 
Specimen List ASIZP0066273. ASIZP0801145. FRIP00183. NTUM06786.  
Barcode2008-03-24,Kui-Ching Hsu,CO1,100%
Common Name Oyster pearlfish 
Redlist Status NL Not in IUCN Redlist     
Characteristic Eel-like, shallow to moderate body depth; adults small, less than 100 mm, trunk compressed; 1 to several large symphyseal fangs on premaxilla and dentary; anterior swim bladder modified into 'rockerbone'; posterior part of swimbladder embedded in hypaxial musculature; predorsal bone present; pelvic fins absent; pectoral fin rays supported by numerous small distal radials. Pectoral fins short (16 to 29% head length); eyes small (deameter 8 to 16% head length); precaudal vertebrae 16-18; lateralis papillae not visible on head or anterior lateral line.
habitats Uncommon species. Commensal inquiline in the giant oyster Pycnodonta hyotis<\i>. Host species Atrina vexillum<\i> and Lopha cristagalli<\i>. 
Distribution Shallow waters of coral reef. Indo-West Pacific from South Africa to Hawaii, Amami-Oshima Island, Taiwan.